105 citations · 123 across the 3 of their papers we have counts for
3 papers
gr-qc2008★ 105 cited
Emergent Universe and Phantom Tachyon Model
Ujjal Debnath
In this work, I have considered that the universe is filled with normal matter and phantom field (or tachyonic field). If the universe is filled with scalar field, Ellis et al have…
gr-qc2008★ 5 cited
Role of Tachyonic Field in Accelerating Universe in Presence of Perfect Fluid
Writambhara Chakraborty, Ujjal Debnath
Recently tachyonic field has been depicted as dark energy model to represent the present acceleration of the Universe. In this paper we have considered mixture of tachyonic fluid w…
gr-qc2008★ 13 cited
Interaction between scalar field and ideal fluid with inhomogeneous equation of state
Writambhara Chakraborty, Ujjal Debnath
In this letter we study a model of interaction between the scalar field and an inhomogeneous ideal fluid. We have considered two forms of the ideal fluid and a power law expansion…